San Antonio, TX has a mild climate with warm, humid summers and mild winters. The average temperature in the summer is around 83°F while in the winter it typically ranges from 43°F to 63°F. San Antonio is also prone to heavy rainstorms throughout the year, with most of the rainfall occurring from May through September. The area experiences an average of 30 inches of rain annually which helps keep the air moist and cooling in the summer months. The humidity levels are high during this time as well, making it especially important to stay hydrated.
San Antonio (zip 78259), Texas gets 34 inches of rain, on average, per year. The US average is 38 inches of rain per year.
San Antonio (zip 78259) averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 224 sunny days per year in San Antonio (zip 78259). The US average is 205 sunny days.
San Antonio (zip 78259) gets some kind of precipitation, on average, 77 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 94 degrees
Winter Low: the January low is 41
Rain: averages 34 inches of rain a year
Snow: averages 0 inches of snow a year